CCTV Camera World offers IP Security Cameras in resolutions ranging from 1080P (aka 2 Megapixels) to 12MP. Although 4K is considered Ultra HD, you can even go beyond 4K and attain even more detail with 12 Megapixels. Please take a look at the above image comparing the relative size of the videos rendered by the different resolutions. The image is not true to scale, but the comparison is meant to illustrate the difference in video pixel size and the resulting clarity difference as camera resolution increases. When choosing which camera you should buy, it is important to ask yourself how far will be the farthest distance you would like to see facial detail? We have developed this simple table explaining the extent of possible facial capture among different camera resolutions after extensive testing: